# Biometric Systems
**Entity class:** Technology, method, or technical system
## Definition
**Biometric Systems** is technical and institutional systems that capture, derive, store, compare, or act on measurable bodily or behavioral characteristics.
## Relationships
**Related concepts:** [[wiki/Biometric Enrollment|Biometric Enrollment]] · [[wiki/Epigenetic|Epigenetic]] · [[wiki/Durable Identity|Durable Identity]] · [[wiki/Neural Data Sovereignty|Neural Data Sovereignty]]
**Collections:** [[collections/Consciousness Continuity|Consciousness Continuity]] · [[collections/Neurotech|Neurotech]] · [[collections/Machine Succession|Machine Succession]]
**Canonical source article:** [[articles/Mind Uploading and AI — The Host is Reusable and the Person is the Delta|Mind Uploading and AI — The Host is Reusable and the Person is the Delta]]
These links record conceptual dependencies and contrasts. Institutional control, technology transfer, and empirical continuity are tracked as separate relationship types.
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This entry's documented connections are expressed in its definition and related-work routes, with provenance retained in the source-linked material.
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